Tissue graft retainer



FIG. 1 is a top perspective view of a tissue graft retainer showing our new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is right side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a top perspective view of a first member of the tissue graft retainer shown in FIGS. 1-7, with the understanding that the first member and a second member of the tissue graft retainer shown in FIGS. 1-7 are identical;

FIG. 9 is a left side elevational view thereof;

FIG. 10 is right side elevational view thereof;

FIG. 11 is a rear elevational view thereof;

FIG. 12 is a front elevational view thereof;

FIG. 13 is a top plan view thereof; and,

FIG. 14 is a bottom plan view thereof.

The broken lines in FIG. 7 showing a tissue graft represent environmental subject matter that forms no part of the claimed design. 

CLAIM An ornamental design for a tissue graft retainer, as shown and described. 